$OKE SEC Filings

Filing Filed On
FORM 8-A 28 Nov 1997
8-A12B 21 Nov 1997
AMENDMENT NO. 3 TO FORM S-4 06 Aug 1997
AMENDMENT NO. 2 TO FORM S-4 23 Jul 1997
AMENDMENT NO. 1 TO FORM S-4 02 Jul 1997
FORM S-4 20 May 1997